Convert Pacific Standard Time to Hawaii Standard Time (PST to HST)

Understanding PST and HST Time Zones

Pacific Standard Time (PST)

Pacific Standard Time is observed in undefined and uses the offset UTC-8. Major cities in this time zone include Los Angeles, San Francisco, Seattle, Portland. This time zone serves a significant global region with important economic and cultural hubs.

Hawaii Standard Time (HST)

Hawaii Standard Time operates at UTC-10, covering undefined. Key cities include Honolulu, Maui. The 2-hour backward offset from PST means that when professionals in Los Angeles start their workday at 9:00 AM, it is already 7:00 AM in Honolulu.

PST is also commonly referred to as Pacific Time, PT, West Coast time, LA time, California time. HST is also known as Hawaii Time, Honolulu time, Hawaiian time. So if you are searching for Pacific Time to Hawaii Time, this is the same conversion as PST to HST.

Complete PST to HST Conversion Table

The table below shows every two-hour increment converted from Pacific Standard Time to Hawaii Standard Time. Business hours (9 AM – 5 PM) are highlighted for easy scheduling reference.

Times shown in 12-hour and 24-hour format. Last updated 2026-03-09.

Scheduling Between PST and HST

For business scheduling, the optimal overlap window between PST and HST falls roughly between 11:00 AM and 5:00 PM PST. This ensures both Los Angeles and Honolulu teams are within standard working hours.

The small 2-hour gap between PST and HST means that most of the business day overlaps, making real-time collaboration straightforward. Morning meetings in PST align well with early morning schedules in HST.

Travel Between Los Angeles and Honolulu

Travelers flying from Los Angeles to Honolulu should adjust their sleep schedule 2 days before departure at a rate of one hour per day. For this time difference, gradual adjustment reduces jet lag dramatically.

Medical experts recommend allowing approximately one day of adjustment per hour of time difference. For the 2-hour shift between PST and HST, plan for a quick adjustment of 1–2 days.

Daylight Saving Time Considerations

During standard time months (November through March in the US), this offset is fixed. However, if either zone observes daylight saving time, the difference may temporarily shift by one hour during transition weeks in spring and autumn.

For the PST to HST conversion specifically: PST (UTC-8) observes DST, while HST (UTC-10) does not observe DST. This means the offset between them changes by one hour seasonally — the usual 2-hour gap becomes 1 or 3 hours during DST transitions.

Related Time Zone Conversions

References & Resources

• TimeAndDate.com — World Time Zones
• NIST — Official US Time Standard
• IANA Time Zone Database
• Wikipedia — Time Zone Abbreviations
• WorldTimeServer — Current Times Worldwide

Frequently Asked Questions